6
Assembly and installation
INFORMATION
Mounting and installation of the system is to be performed solely by a trained
Authorized Distributor.
6.1
Operating conditions and installation requirements
● Permissible ambient temperature range: +10 °C to +40 °C (+50 °F to +104 °F).
● Temperature differences between the integrated aspirating smoke detection
system in the DET-AC III Master and the site of installation of the system must
not exceed 5 °C (9 °F).
● Humidity: up to 96 %, relative, no condensation in the system.
● Low dust and low contamination in ambient air.
● Operation is not permissible in areas in which metallic or plastic decomposition
gases or vapors can be extracted by the aspirating smoke detection system.
● Mounting the system in areas with shocks and vibrations is possible subject to
certain conditions. The system has been tested according to standards
DIN EN 54-20 and DIN EN 54-4 "Vibration".
● Operation only in closed cabinets. If cooling units are installed, make sure that
no air exchange with the ambient air takes place (Fig. 18).
● Maximum permissible protection volumes: 2.8 m
3
(98.9 ft
3
).
Prerequisite: The protected enclosure must not have any visible openings.
● One free rack unit in the upper third.
● A minimum available installation depth of 660 mm (26 in.).
● 100 to 240 Volt mains connection.
Assembly and installation
Operating Instructions / DET-AC III Master / 916005 / 11-2022 / en_US
35